C - Chemistry – Metallurgy – 07 – J
Patent
C - Chemistry, Metallurgy
07
J
260/28.4
C07J 31/00 (2006.01)
Patent
CA 1213271
ABSTRACT ANDROSTENE-17-DITHIOKETALS Antiinflammatory activity is exhibited by steroids having the formula Image and the 1,2-dehydro, 6,7-dehydro and 15,16- dehydro derivatives thereof, wherein one of R1 and R2 is alkyl, cycloalkyl, aryl, arylalkyl, or -CH2X wherein X is alkylthio, alkoxy, aroyloxy, alkanoyloxy or alkoxycarbonyl, and the other is alklthioalkyl, alkoxyalkyl, alkoxycarbonyl, aroyloxyalkyl, alkoxycarbonylalkyl, carboxyalkyl or arylalkyl; R3 is hydrogen, hydroxy, alkoxy, aryloxy, oxo, methylene, alkylthio, arylthio, alkanoyl, alkanoyloxy, or halogen; R4 is carbonyl or .beta.-hydroxymethylene; R5 is hydrogen or halogen; and R6 is hydrogen, methyl, hydroxy, alkanoyl or halogen.
429498
Osler Hoskin & Harcourt Llp
Squibb (e.r.) & Sons Inc.
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